Conformational isomerism in a fully substituted cyclohexane
作者:Detlef Wehle、Lutz Fitjer
DOI:10.1016/s0040-4039(00)85342-3
日期:——
Conformational isomers (OHa) and (OHe) have been obtained through addition of allylmagnesium bromide to ketone . Due to the highest barriers of inversion known so far [ΔG≠413 = 134.9 kJ/mol () and 136. 9 kJ/mol ()] both conformers are indefinitely stable at roomtemperature in solution.
Sterically crowded cyclohexanes - 71). synthesis, crystal structure, conformation and dynamics of hexaspiro[2.0.3.0.2.0.3.0.3.0.3.0]docosane and hexaspiro[2.0.3.0.3.0.3.0.3.0.3.0]tricosane